The Endogenous Nature of Biological Rhythms Is Based on the Observations

question 50

Multiple Choice

The endogenous nature of biological rhythms is based on the observations that animals isolated from light and dark cues

• A) continue to have cycles of exactly 24 hours' duration.
• B) continue to have cycles of approximately 24 hours' duration; some more rapid, some slower.
• C) synchronize activity with whatever lighting cycle is imposed on them.
• D) cease having any rhythms.
• E) are independent of any genetic determinants.

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Formaldehyde Solution

A watery solution containing formaldehyde, a chemical used as a disinfectant, preservative, or in various industrial applications.

Healing

The natural process by which the body repairs and regenerates tissue damage or disease.

Incision

A cut made into a body part or tissue, oftentimes during surgery.

Initial Phase

The beginning stage or period of a process, operation, or series of events.